#ifndef _MDeviceChannel
#define _MDeviceChannel
//-
// ==========================================================================
// Copyright (C) 1995 - 2006 Autodesk, Inc., and/or its licensors.  All
// rights reserved.
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// material (collectively the "Data") in these files contain unpublished
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// and by international treaties.
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// The Data may not be disclosed or distributed to third parties or be
// copied or duplicated, in whole or in part, without the prior written
// consent of Autodesk.
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// The copyright notices in the Software and this entire statement,
// including the above license grant, this restriction and the following
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//+
//
// CLASS:    MDeviceChannel
//
// ****************************************************************************

#if defined __cplusplus

// ****************************************************************************
// INCLUDED HEADER FILES


#include <maya/MStatus.h>

// ****************************************************************************
// DECLARATIONS

class MDeviceState;
class MString;

// ****************************************************************************
// CLASS DECLARATION (MDeviceChannel)

//! \ingroup OpenMayaUI
//! \brief Input device channel 
/*!
  Input device channel class.
*/
class OPENMAYAUI_EXPORT MDeviceChannel
{
public:
	MDeviceChannel( const MString&, MDeviceChannel* = NULL, int = -1 );

	~MDeviceChannel();


	MString 			name() const;
	MString 			longName() const;

	int				axisIndex() const;

	bool     			hasChildren() const;
	MDeviceChannel	 	parent() const;
	MDeviceChannel 		childByIndex( int );
	int					numChildren() const;

protected:
	// no protected members

private:
	friend class MPxMidiInputDevice;
	MDeviceChannel( void * );
	void * data;
};

#endif /* __cplusplus */
#endif /* _MDeviceChannel */
